Table 6.
Differences in hyoid and craniofacial measurements among the three groups in male subjects.
| Normal (N = 36) | Indeterminate (N = 43) | OA (N = 45) | P-value | |
|---|---|---|---|---|
| Age | 16.83 ± 4.58 | 19.69 ± 7.06 | 18.55 ± 6.31 | 0.123 |
|
| ||||
| Hyoid measurements | ||||
| Hy-Ba (mm) | 78.19 ± 8.00 | 79.33 ± 6.78 | 81.13 ± 8.80 | 0.242 |
| Hy to SN (mm) | 108.22 ± 9.76 | 108.96 ± 8.90 | 112.28 ± 9.80 | 0.116 |
| Hy to FH (mm) | 89.57 ± 8.58 | 88.98 ± 7.57 | 92.14 ± 7.98 | 0.153 |
| Hy to PP (mm) | 64.30 ± 7.34 | 63.12 ± 6.60 | 65.91 ± 7.09 | 0.176 |
| Hy to MP (mm) | 17.21 ± 5.29 | 15.00 ± 5.34 | 16.22 ± 4.83 | 0.164 |
| Hy-RGn (mm) | 36.21 ± 6.34 | 35.37 ± 6.99 | 33.16 ± 5.19 | 0.071 |
| Hy-C3 (mm) | 34.42 ± 3.99 | 34.59 ± 4.34 | 35.03 ± 3.99 | 0.782 |
| Hy to C3-RGn (mm) | 4.31 ± 11.31 | 5.02 ± 10.30 | 4.18 ± 11.83 | 0.932 |
| C3-RGN (mm) | 66.43 ± 8.82 | 66.05 ± 9.28 | 63.40 ± 7.20 | 0.202 |
| Go-Hy-Me | 126.73 ± 14.02 | 132.66 ± 15.51 | 129.12 ± 14.31 | 0.196 |
| Hy-S (mm) | 108.62 ± 9.91 | 109.31 ± 8.84 | 112.68 ± 9.76 | 0.114 |
| Hy-C3-S (°) | 96.46 ± 9.29 | 94.16 ± 10.85 | 97.19 ± 12.64 | 0.422 |
| C3-Hy-S (°) | 97.62 ± 10.30 | 99.50 ± 7.62 | 99.92 ± 9.54 | 0.504 |
|
| ||||
| Craniofacial measurements | ||||
| SNA (°) | 81.96 ± 3.59 | 83.62 ± 3.45 | 82.96 ± 3.43 | 0.113 |
| SNB (°) | 78.60 ± 3.89 | 80.03 ± 3.81 | 79.05 ± 4.74 | 0.298 |
| ANB (°) | 3.36 ± 3.18 | 3.59 ± 3.31 | 3.91 ± 3.37 | 0.756 |
| Wits (mm) | 1.33 ± 3.93 | 0.97 ± 5.03 | 2.09 ± 5.88 | 0.573 |
| FMA (°) | 23.30 ± 5.86 | 21.57 ± 5.66 | 24.87 ± 6.91 | 0.048 |
| FH-OP (°) | 5.87 ± 4.98 | 6.04 ± 4.29 | 5.57 ± 4.89 | 0.896 |
| Saddle angle (°) | 123.84 ± 4.55 | 122.09 ± 4.89 | 120.45 ± 5.05 | 0.009 |
| Articular angle (°) | 149.79 ± 5.05 | 151.01 ± 6.17 | 154.71 ± 6.23 | <0.001 |
| Gonial angle (°) | 118.23 ± 7.68 | 116.26 ± 6.54 | 117.71 ± 7.32 | 0.440 |
| Interincisal angle (°) | 125.22 ± 12.51 | 123.27 ± 12.64 | 118.77 ± 10.85 | 0.046 |
| Ramus height (mm) | 47.50 ± 6.57 | 49.04 ± 4.77 | 47.80 ± 5.93 | 0.442 |
| Mandibular body length (mm) | 70.80 ± 6.06 | 72.02 ± 6.27 | 71.76 ± 5.01 | 0.620 |
| Anterior cranial base length (mm) | 64.56 ± 3.59 | 65.72 ± 3.31 | 65.30 ± 3.41 | 0.323 |
| Posterior cranial base length (mm) | 35.88 ± 4.13 | 36.65 ± 3.35 | 36.10 ± 4.52 | 0.677 |
| Anterior facial height (mm) | 117.43 ± 8.44 | 117.83 ± 9.21 | 120.44 ± 8.86 | 0.241 |
| Posterior facial height (mm) | 80.53 ± 9.50 | 82.92 ± 6.87 | 81.80 ± 8.11 | 0.433 |
| Overjet (mm) | 3.64 ± 3.58 | 4.68 ± 3.29 | 5.13 ± 3.48 | 0.153 |
| Overbite (mm) | 3.08 ± 1.90 | 3.26 ± 2.07 | 2.54 ± 3.10 | 0.359 |